New Yorker V6-181 2972cc 3.0L SOHC VIN 3 FI (1989)
Exhaust Manifold: Service and Repair
EXHAUST MANIFOLD REMOVAL
1. Raise vehicle and disconnect exhaust pipe from rear cowl side.exhaust manifold at articulated joint.
Fig. 18 Separate Articulated Joint, Disconnect Oxygen Sensor Wire
2. Disconnect Oxygen Sensor lead wire at the rear exhaust manifold.
Fig. 19 Crossover Pipe
3. Remove bolts attaching cross-over pipe to manifold.
4. Remove nuts attaching rear manifold to cylinder head and remove manifold.
5. Lower vehicle and remove screws attaching front heat shield to front manifold.
6. Remove bolts fastening crossover pipe to front exhaust manifold and nuts fastening manifold to cylinder head. Remove assemblies.
INSPECTION
Fig. 20 Check Exhaust Manifold Mounting Surface